[ 4031.041768][T23098] gre: GRE over IPv4 demultiplexor driver
[ 4033.124921][T23122] ip_gre: GRE over IPv4 tunneling driver
[ 4094.030913][T23708] ip6_gre: GRE over IPv6 tunneling driver
[ 4136.430297][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4142.318164][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4147.439198][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4153.454184][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!